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Conversion Formula:
Convert Square Mile to Hectare (mi² to ha) instantly with accurate, readable results.
Convert between square meters, acres, square feet, hectares, and other common units with our Area Unit Converter. This intuitive unit conversion tool helps you calculate land size, floor space, and surface area across both metric and imperial systems. Whether you're working on real estate, construction, or geography tasks, our area unit conversion calculator ensures precise and instant results.
Square mile (mi²) - large land area
Square mile is an Imperial/US customary unit of area equal to a square 1 mile on a side. Used for cities, counties, and large land tracts.
- Symbol: mi²
- System: Imperial/US customary
- Exact relations: 1 mi² = (5280 ft)² = 27,878,400 ft² = 3,097,600 yd² = 640 acres
- Metric equivalents: 1 mi² = (1609.344 m)² = 2,589,988.110336 m² ≈ 2.58999 km²
- Typical examples: municipal areas, county sizes, watershed extents
Hectare (ha) - metric land area
Hectare is a metric unit of area commonly used for land measurement, equal to a square 100 meters on a side. Used in agriculture, forestry, and land records.
- Symbol: ha
- System: Metric (non-SI, accepted for use with SI)
- Exact relations: 1 ha = 10,000 m² = 100 a (are) = 0.01 km²
- Imperial/US equivalents: 1 ha ≈ 2.47105381 acres ≈ 0.00386102159 mi²
- Typical examples: farm fields, forest stands, park areas, cadastral documents